ALEXANDRIA, Va., May 19 -- United States Patent no. 12,629,504, issued on May 19, was assigned to SERENDIA LLC (Lake Forest, Calif.).
"Needle assembly, skin stimulator including the same, and manufacturing method thereof" was invented by Jongju Na (Seoul, South Korea), Heeyoung Lee (Suwon-si, South Korea) and Dongkeun Shin (Anseong-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a needle assembly including: a plurality of needles; a main body having a plurality of holes through which the plurality of needles pass in a first direction; and a fixing member coupled to the main body and having a plurality of fixed inclined surfaces supporting the plurality of needles."
The patent was ...